Patent US3348445A successfully refreshed from Google Patents.
US3348445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making solid propellants in textile form
Assignee: Individual
•
Filing: 1965-12-07
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Granted: 1967-10-24
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Expires: 1985-12-07
Abstract
No abstract record available.
Inventors
- 👤 Isidore G Nadel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:43
CPC Classifications
F; F42; F42B; F42B5/00; F42B5/02; F42B5/18; F42B5/188; F42B5/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A METHOD OF FORMING A SOLID, SPUN PROPELLENT COMPRISING: TWISTING A PLURALITY OF CONTINUOUS NITROCELLULOSE FILAMENTS TO FORM A STRAND THEREOF, WINDING SAID STRAND ON A CENTRAL CORE IN A PREDETERMINED WINDING PATTERN AND SPACING BETWEEN ADJACENT WINDINGS OF SAID STRAND TO FORM A PROPELLANT HAVING CONTROLLABLE BALLISTIC PROPERTIES THEREIN.
Claim 2
Independent Claim
50 words
A METHOD OF FORMING A SOLID, SPUN PROPELLENT COMPRISING: TWISTING A PLURALITY OF CONTINUOUS NITROCELLULOSE FILAMENTS TO FORM A STRAND THEREOF, WINDING SAID STRAND ON A CENTRAL CORE IN A PREDETERMINED WINDING PATTERN AND SPACING BETWEEN ADJACENT WINDINGS OF SAID STRAND TO FORM A PROPELLANT HAVING CONTROLLABLE BALLISTIC PROPERTIES THEREIN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |